?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.jafrearsci.2017.05.006&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=H.&rft.au=Baioumy%2C+H.&rft.aulast=Baioumy&rft.title=Journal+of+African+Earth+Sciences&rft.date=2017&rft.volume=133&rft.issn=1464343X&rft.atitle=Anomalous+enrichment+of+redox-sensitive+trace+elements+in+the+marine+black+shales+from+the+Duwi+Formation%2C+Egypt%3A+Evidence+for+the+late+Cretaceous+Tethys+anoxia&rft.pages=7-14&rft.genre=article